Study finds role for parasites in evolution of sex

Biology / Plants & Animals

40 minutes ago | not rated yet | 0

What's so great about sex? From an evolutionary perspective, the answer is not as obvious as one might think. An article published in the July issue of the American Naturalist suggests that sex may have evolved in part a ...

Songbirds reveal how practice improves performance

Biology / Plants & Animals

8 minutes ago | not rated yet | 0

(PhysOrg.com) -- Learning complex skills like playing an instrument requires a sequence of movements that can take years to master. Last year, MIT neuroscientists reported that by studying the chirps of tiny ...

New research shows key player in mitosis not required for chromosome alignment

Biology / Microbiology

1hour ago | 5 / 5 (1) | 0

(PhysOrg.com) -- K-fibers, structures long thought to play a key role in the alignment of chromosomes prior to cell division, are not required after all, say Indiana University and New York State Department ...

Scientists are learning more about big birds from feathers

Biology / Plants & Animals

1hour ago | not rated yet | 0

(PhysOrg.com) -- Catching adult eagles for research purposes is no easy task, but a Purdue University researcher has found a way around the problem, and, in the process, gathered even more information about ...

Battle of the sexes benefits offspring, says research

Biology / Plants & Animals

7 hours ago | 5 / 5 (1) | 0

Parents compensate for a lazy partner by working harder to bring up their offspring, but not enough to completely make up for the lack of parenting, says research by bird biologists at the University of Bath.